High speed, Single needle, Compound feed and walking foot, Lockstitch sewing machine with automatic thread trimmer, Automatic backtack, Automatic presser foot lift, Climbing device and dual stitching device For sewing medium to heavy weight materials such as leather, vinyl, synthetics and laminated and coated materials. Suitable for sewing such as automobile upholstery tarpaulins, covers, awnings, tents, umbrellas handbags, luggage, travelware accessories, sports and camping equipment, wearing apparel outdoor clothing, etc.  High speed, Single needle, Compound feed and walking foot, Lockstitch sewing machine with automatic thread trimmer, Automatic backtack, Automatic presser foot lift, Climbing device and dual stitching device For sewing medium to heavy weight materials such as leather, vinyl, synthetics and laminated and coated materials. Suitable for sewing such as automobile upholstery tarpaulins, covers, awnings, tents, umbrellas handbags, luggage, travelware accessories, sports and camping equipment, wearing apparel outdoor clothing, etc.